USD/CHF is the amount of CHF exchanged for one USD. The US dollar is issued by the United States; Federal Reserve policy, US economic conditions and its role in global trade and finance shape demand.
Comparing charts on this board
Place USD/CHF beside USD/JPY and EUR/USD to separate dollar-wide moves from Swiss-franc strength. Falling USD/CHF means a stronger franc. Rising EUR/USD alongside falling USD/CHF shares a weaker-dollar direction; a move isolated to USD/CHF points attention toward Swiss developments.
Add gold and equity indices to examine periods when investors emphasize safety. Check Swiss National Bank and Federal Reserve announcement times to distinguish changes in risk appetite from responses to monetary policy.
Related charts: USD / JPY · EUR / USD · Gold · S&P 500
Official references: Swiss National Bank: monetary policy